Cord O-ring for tank replacement;Fits Sta-Rite System 3 Modular Media SM series pool and spa cartridge filter model S7M120, S7M400, S8M150, S8M500;Compatible with Sta-Rite System 3 SD series pool and spa D.E. filter model S7D75, S8D110;Fits with Sta-Rite System 3 SS series pool and spa sand filter model S8S70 and S7S50;Measures 25-inch size

• Pentair 24850-0009 25 Cord O-Ring for Tank

Pentair 24850-0009 25 Cord O-Ring for TankPentair